package com.meepo.framework.design.upgrade.listener.impl;import androidx.annotation.NonNull;import com.meepo.framework.design.upgrade.AppUpgrader;import com.meepo.framework.design.upgrade.listener.IUpgradeListener;public class DefaultUpgradeListener implements IUpgradeListener {    @Override    public void onConfirm(@NonNull AppUpgrader appUpgrader) {    }    @Override    public void onShowDialog(@NonNull AppUpgrader appUpgrader) {        appUpgrader.showDialogFragment();    }    @Override    public void onBefore(@NonNull AppUpgrader appUpgrader) {    }    @Override    public void onCancel(@NonNull AppUpgrader appUpgrader) {    }    @Override    public void onIgnore(@NonNull AppUpgrader appUpgrader) {    }    @Override    public void onNoNewVersion(@NonNull AppUpgrader appUpgrader) {    }    @Override    public void onError(@NonNull Throwable throwable) {    }}